Frigid Temperatures for Parts of Central and Western U.S.; Heavy Rain and Flooding for Gulf Coast and Hawaii

An arctic cold front will continue to plunge southward through the Plains, Mississippi Valley and the Northwest quadrant of the U.S. through tonight. Well below normal temperatures are expected along with dangerous wind chills. A wintry mix will develop over the Ohio and Tennessee Valleys. Meanwhile, heavy rain, flooding and thunderstorms are forecast over much of the Gulf Coast and Hawaii. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.354722°NLon: 122.141667°WElev: 539ft.

NA

7°C

45°F

Humidity 88%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 6°C (42°F)
Visibility NA
Wind Chill6°C (43°F)
Last update 29 Jan 08:10 AM PST
Extended Forecast for

2 Miles NNW Portola Valley CA

Frost Advisory January 30, 12:00am until January 30, 09:00am
Click here for hazard details and duration
Frost Advisory
  • Today

    Today: A 30 percent chance of showers, mainly between 10am and 4pm.  Partly sunny, with a high near 11. North northwest wind 22 to 27 km/h decreasing to 14 to 19 km/h in the afternoon. Winds could gust as high as 35 km/h.  New precipitation amounts of less than 1 mm possible.

    Chance
    Showers

    High: 11 °C

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 1. North wind 16 to 23 km/h, with gusts as high as 34 km/h.

    Gradual
    Clearing

    Low: 1 °C

  • Monday

    Monday: Sunny, with a high near 11. North wind 13 to 16 km/h.

    Sunny

    High: 11 °C

  • Monday
    Night

    Monday Night: Clear, with a low around 1. North wind 8 to 11 km/h.

    Clear

    Low: 1 °C

  • Tuesday

    Tuesday: Sunny, with a high near 14. Southeast wind 8 to 10 km/h becoming north in the afternoon.

    Sunny

    High: 14 °C

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 3.

    Mostly Clear

    Low: 3 °C

  • Wednesday

    Wednesday: Mostly sunny, with a high near 15.

    Mostly Sunny

    High: 15 °C

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 4.

    Mostly Cloudy

    Low: 4 °C

  • Thursday

    Thursday: Mostly cloudy, with a high near 15.

    Mostly Cloudy

    High: 15 °C

Detailed Forecast

Today
A 30 percent chance of showers, mainly between 10am and 4pm. Partly sunny, with a high near 11. North northwest wind 22 to 27 km/h decreasing to 14 to 19 km/h in the afternoon. Winds could gust as high as 35 km/h. New precipitation amounts of less than 1 mm possible.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 1. North wind 16 to 23 km/h, with gusts as high as 34 km/h.
Monday
Sunny, with a high near 11. North wind 13 to 16 km/h.
Monday Night
Clear, with a low around 1. North wind 8 to 11 km/h.
Tuesday
Sunny, with a high near 14. Southeast wind 8 to 10 km/h becoming north in the afternoon.
Tuesday Night
Mostly clear, with a low around 3.
Wednesday
Mostly sunny, with a high near 15.
Wednesday Night
Mostly cloudy, with a low around 4.
Thursday
Mostly cloudy, with a high near 15.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 8.
Friday
A chance of rain. Partly sunny, with a high near 14.
Friday Night
Mostly cloudy, with a low around 7.
Saturday
Partly sunny, with a high near 17.
Click Map For Forecast
Point Forecast:
2 Miles NNW Portola Valley CA
 37.42°N 122.23°W (Elev. 121 m)
7:14 am PST Jan 29, 2023
8am PST Jan 29, 2023-6pm PST Feb 4, 2023
 
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